28162728

素因数分解:

$2^3\times 3^6\times {\mathrm{11}}^1\times {\mathrm{439}}^1$

素因数の和:474

約数の個数: 112

約数和(自身を含む): 86565600

約数和(自身を除く): 58402872

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 44, 54, 66, 72, 81, 88, 99, 108, 132, 162, 198, 216, 243, 264, 297, 324, 396, 439, 486, 594, 648, 729, 792, 878, 891, 972, 1188, 1317, 1458, 1756, 1782, 1944, 2376, 2634, 2673, 2916, 3512, 3564, 3951, 4829, 5268, 5346, 5832, 7128, 7902, 8019, 9658, 10536, 10692, 11853, 14487, 15804, 16038, 19316, 21384, 23706, 28974, 31608, 32076, 35559, 38632, 43461, 47412, 57948, 64152, 71118, 86922, 94824, 106677, 115896, 130383, 142236, 173844, 213354, 260766, 284472, 320031, 347688, 391149, 426708, 521532, 640062, 782298, 853416, 1043064, 1173447, 1280124, 1564596, 2346894, 2560248, 3129192, 3520341, 4693788, 7040682, 9387576, 14081364, 28162728]

約数ペア:

[(1, 28162728), (2, 14081364), (3, 9387576), (4, 7040682), (6, 4693788), (8, 3520341), (9, 3129192), (11, 2560248), (12, 2346894), (18, 1564596), (22, 1280124), (24, 1173447), (27, 1043064), (33, 853416), (36, 782298), (44, 640062), (54, 521532), (66, 426708), (72, 391149), (81, 347688), (88, 320031), (99, 284472), (108, 260766), (132, 213354), (162, 173844), (198, 142236), (216, 130383), (243, 115896), (264, 106677), (297, 94824), (324, 86922), (396, 71118), (439, 64152), (486, 57948), (594, 47412), (648, 43461), (729, 38632), (792, 35559), (878, 32076), (891, 31608), (972, 28974), (1188, 23706), (1317, 21384), (1458, 19316), (1756, 16038), (1782, 15804), (1944, 14487), (2376, 11853), (2634, 10692), (2673, 10536), (2916, 9658), (3512, 8019), (3564, 7902), (3951, 7128), (4829, 5832), (5268, 5346)]