28293456

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1$

素因数の和:316

約数の個数: 80

約数和(自身を含む): 76334400

約数和(自身を除く): 48040944

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 89, 111, 148, 178, 179, 222, 267, 296, 356, 358, 444, 534, 537, 592, 712, 716, 888, 1068, 1074, 1424, 1432, 1776, 2136, 2148, 2864, 3293, 4272, 4296, 6586, 6623, 8592, 9879, 13172, 13246, 15931, 19758, 19869, 26344, 26492, 31862, 39516, 39738, 47793, 52688, 52984, 63724, 79032, 79476, 95586, 105968, 127448, 158064, 158952, 191172, 254896, 317904, 382344, 589447, 764688, 1178894, 1768341, 2357788, 3536682, 4715576, 7073364, 9431152, 14146728, 28293456]

約数ペア:

[(1, 28293456), (2, 14146728), (3, 9431152), (4, 7073364), (6, 4715576), (8, 3536682), (12, 2357788), (16, 1768341), (24, 1178894), (37, 764688), (48, 589447), (74, 382344), (89, 317904), (111, 254896), (148, 191172), (178, 158952), (179, 158064), (222, 127448), (267, 105968), (296, 95586), (356, 79476), (358, 79032), (444, 63724), (534, 52984), (537, 52688), (592, 47793), (712, 39738), (716, 39516), (888, 31862), (1068, 26492), (1074, 26344), (1424, 19869), (1432, 19758), (1776, 15931), (2136, 13246), (2148, 13172), (2864, 9879), (3293, 8592), (4272, 6623), (4296, 6586)]