28565056

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:196

約数の個数: 84

約数和(自身を含む): 65074800

約数和(自身を除く): 36509744

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 139, 152, 169, 208, 247, 278, 304, 338, 416, 494, 556, 608, 676, 832, 988, 1112, 1216, 1352, 1807, 1976, 2224, 2641, 2704, 3211, 3614, 3952, 4448, 5282, 5408, 6422, 7228, 7904, 8896, 10564, 10816, 12844, 14456, 15808, 21128, 23491, 25688, 28912, 34333, 42256, 46982, 51376, 57824, 68666, 84512, 93964, 102752, 115648, 137332, 169024, 187928, 205504, 274664, 375856, 446329, 549328, 751712, 892658, 1098656, 1503424, 1785316, 2197312, 3570632, 7141264, 14282528, 28565056]

約数ペア:

[(1, 28565056), (2, 14282528), (4, 7141264), (8, 3570632), (13, 2197312), (16, 1785316), (19, 1503424), (26, 1098656), (32, 892658), (38, 751712), (52, 549328), (64, 446329), (76, 375856), (104, 274664), (139, 205504), (152, 187928), (169, 169024), (208, 137332), (247, 115648), (278, 102752), (304, 93964), (338, 84512), (416, 68666), (494, 57824), (556, 51376), (608, 46982), (676, 42256), (832, 34333), (988, 28912), (1112, 25688), (1216, 23491), (1352, 21128), (1807, 15808), (1976, 14456), (2224, 12844), (2641, 10816), (2704, 10564), (3211, 8896), (3614, 7904), (3952, 7228), (4448, 6422), (5282, 5408)]