28609984

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{251}}^1$

素因数の和:413

約数の個数: 56

約数和(自身を含む): 61831728

約数和(自身を除く): 33221744

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 137, 208, 251, 274, 416, 502, 548, 832, 1004, 1096, 1781, 2008, 2192, 3263, 3562, 4016, 4384, 6526, 7124, 8032, 8768, 13052, 14248, 16064, 26104, 28496, 34387, 52208, 56992, 68774, 104416, 113984, 137548, 208832, 275096, 447031, 550192, 894062, 1100384, 1788124, 2200768, 3576248, 7152496, 14304992, 28609984]

約数ペア:

[(1, 28609984), (2, 14304992), (4, 7152496), (8, 3576248), (13, 2200768), (16, 1788124), (26, 1100384), (32, 894062), (52, 550192), (64, 447031), (104, 275096), (137, 208832), (208, 137548), (251, 113984), (274, 104416), (416, 68774), (502, 56992), (548, 52208), (832, 34387), (1004, 28496), (1096, 26104), (1781, 16064), (2008, 14248), (2192, 13052), (3263, 8768), (3562, 8032), (4016, 7124), (4384, 6526)]