131893944

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{461}}^1$

素因数の和:621

約数の個数: 128

約数和(自身を含む): 409812480

約数和(自身を除く): 277918536

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 131, 156, 168, 182, 262, 273, 312, 364, 393, 461, 524, 546, 728, 786, 917, 922, 1048, 1092, 1383, 1572, 1703, 1834, 1844, 2184, 2751, 2766, 3144, 3227, 3406, 3668, 3688, 5109, 5502, 5532, 5993, 6454, 6812, 7336, 9681, 10218, 11004, 11064, 11921, 11986, 12908, 13624, 17979, 19362, 20436, 22008, 23842, 23972, 25816, 35763, 35958, 38724, 40872, 41951, 47684, 47944, 60391, 71526, 71916, 77448, 83902, 95368, 120782, 125853, 143052, 143832, 167804, 181173, 241564, 251706, 286104, 335608, 362346, 422737, 483128, 503412, 724692, 785083, 845474, 1006824, 1268211, 1449384, 1570166, 1690948, 2355249, 2536422, 3140332, 3381896, 4710498, 5072844, 5495581, 6280664, 9420996, 10145688, 10991162, 16486743, 18841992, 21982324, 32973486, 43964648, 65946972, 131893944]

約数ペア:

[(1, 131893944), (2, 65946972), (3, 43964648), (4, 32973486), (6, 21982324), (7, 18841992), (8, 16486743), (12, 10991162), (13, 10145688), (14, 9420996), (21, 6280664), (24, 5495581), (26, 5072844), (28, 4710498), (39, 3381896), (42, 3140332), (52, 2536422), (56, 2355249), (78, 1690948), (84, 1570166), (91, 1449384), (104, 1268211), (131, 1006824), (156, 845474), (168, 785083), (182, 724692), (262, 503412), (273, 483128), (312, 422737), (364, 362346), (393, 335608), (461, 286104), (524, 251706), (546, 241564), (728, 181173), (786, 167804), (917, 143832), (922, 143052), (1048, 125853), (1092, 120782), (1383, 95368), (1572, 83902), (1703, 77448), (1834, 71916), (1844, 71526), (2184, 60391), (2751, 47944), (2766, 47684), (3144, 41951), (3227, 40872), (3406, 38724), (3668, 35958), (3688, 35763), (5109, 25816), (5502, 23972), (5532, 23842), (5993, 22008), (6454, 20436), (6812, 19362), (7336, 17979), (9681, 13624), (10218, 12908), (11004, 11986), (11064, 11921)]