28367456

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:176

約数の個数: 96

約数和(自身を含む): 65691360

約数和(自身を除く): 37323904

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 37, 38, 52, 74, 76, 97, 104, 148, 152, 194, 208, 247, 296, 304, 388, 416, 481, 494, 592, 608, 703, 776, 962, 988, 1184, 1261, 1406, 1552, 1843, 1924, 1976, 2522, 2812, 3104, 3589, 3686, 3848, 3952, 5044, 5624, 7178, 7372, 7696, 7904, 9139, 10088, 11248, 14356, 14744, 15392, 18278, 20176, 22496, 23959, 28712, 29488, 36556, 40352, 46657, 47918, 57424, 58976, 68191, 73112, 93314, 95836, 114848, 136382, 146224, 186628, 191672, 272764, 292448, 373256, 383344, 545528, 746512, 766688, 886483, 1091056, 1493024, 1772966, 2182112, 3545932, 7091864, 14183728, 28367456]

約数ペア:

[(1, 28367456), (2, 14183728), (4, 7091864), (8, 3545932), (13, 2182112), (16, 1772966), (19, 1493024), (26, 1091056), (32, 886483), (37, 766688), (38, 746512), (52, 545528), (74, 383344), (76, 373256), (97, 292448), (104, 272764), (148, 191672), (152, 186628), (194, 146224), (208, 136382), (247, 114848), (296, 95836), (304, 93314), (388, 73112), (416, 68191), (481, 58976), (494, 57424), (592, 47918), (608, 46657), (703, 40352), (776, 36556), (962, 29488), (988, 28712), (1184, 23959), (1261, 22496), (1406, 20176), (1552, 18278), (1843, 15392), (1924, 14744), (1976, 14356), (2522, 11248), (2812, 10088), (3104, 9139), (3589, 7904), (3686, 7696), (3848, 7372), (3952, 7178), (5044, 5624)]