63991928

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:229

約数の個数: 128

約数和(自身を含む): 164989440

約数和(自身を除く): 100997512

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 61, 77, 88, 91, 104, 122, 131, 143, 154, 182, 244, 262, 286, 308, 364, 427, 488, 524, 572, 616, 671, 728, 793, 854, 917, 1001, 1048, 1144, 1342, 1441, 1586, 1703, 1708, 1834, 2002, 2684, 2882, 3172, 3406, 3416, 3668, 4004, 4697, 5368, 5551, 5764, 6344, 6812, 7336, 7991, 8008, 8723, 9394, 10087, 11102, 11528, 11921, 13624, 15982, 17446, 18733, 18788, 20174, 22204, 23842, 31964, 34892, 37466, 37576, 40348, 44408, 47684, 55937, 61061, 63928, 69784, 74932, 80696, 87901, 95368, 103883, 111874, 122122, 131131, 149864, 175802, 207766, 223748, 244244, 262262, 351604, 415532, 447496, 488488, 524524, 615307, 703208, 727181, 831064, 1049048, 1142713, 1230614, 1454362, 2285426, 2461228, 2908724, 4570852, 4922456, 5817448, 7998991, 9141704, 15997982, 31995964, 63991928]

約数ペア:

[(1, 63991928), (2, 31995964), (4, 15997982), (7, 9141704), (8, 7998991), (11, 5817448), (13, 4922456), (14, 4570852), (22, 2908724), (26, 2461228), (28, 2285426), (44, 1454362), (52, 1230614), (56, 1142713), (61, 1049048), (77, 831064), (88, 727181), (91, 703208), (104, 615307), (122, 524524), (131, 488488), (143, 447496), (154, 415532), (182, 351604), (244, 262262), (262, 244244), (286, 223748), (308, 207766), (364, 175802), (427, 149864), (488, 131131), (524, 122122), (572, 111874), (616, 103883), (671, 95368), (728, 87901), (793, 80696), (854, 74932), (917, 69784), (1001, 63928), (1048, 61061), (1144, 55937), (1342, 47684), (1441, 44408), (1586, 40348), (1703, 37576), (1708, 37466), (1834, 34892), (2002, 31964), (2684, 23842), (2882, 22204), (3172, 20174), (3406, 18788), (3416, 18733), (3668, 17446), (4004, 15982), (4697, 13624), (5368, 11921), (5551, 11528), (5764, 11102), (6344, 10087), (6812, 9394), (7336, 8723), (7991, 8008)]