221556972

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{15607}}^1$

素因数の和:15647

約数の個数: 72

約数和(自身を含む): 639803136

約数和(自身を除く): 418246164

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 169, 182, 273, 338, 364, 507, 546, 676, 1014, 1092, 1183, 2028, 2366, 3549, 4732, 7098, 14196, 15607, 31214, 46821, 62428, 93642, 109249, 187284, 202891, 218498, 327747, 405782, 436996, 608673, 655494, 811564, 1217346, 1310988, 1420237, 2434692, 2637583, 2840474, 4260711, 5275166, 5680948, 7912749, 8521422, 10550332, 15825498, 17042844, 18463081, 31650996, 36926162, 55389243, 73852324, 110778486, 221556972]

約数ペア:

[(1, 221556972), (2, 110778486), (3, 73852324), (4, 55389243), (6, 36926162), (7, 31650996), (12, 18463081), (13, 17042844), (14, 15825498), (21, 10550332), (26, 8521422), (28, 7912749), (39, 5680948), (42, 5275166), (52, 4260711), (78, 2840474), (84, 2637583), (91, 2434692), (156, 1420237), (169, 1310988), (182, 1217346), (273, 811564), (338, 655494), (364, 608673), (507, 436996), (546, 405782), (676, 327747), (1014, 218498), (1092, 202891), (1183, 187284), (2028, 109249), (2366, 93642), (3549, 62428), (4732, 46821), (7098, 31214), (14196, 15607)]