28798744468

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{6521}}^1$

素因数の和:6737

約数の個数: 72

約数和(自身を含む): 56143463040

約数和(自身を除く): 27344718572

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 139, 169, 188, 278, 338, 556, 611, 676, 1222, 1807, 2444, 3614, 6521, 6533, 7228, 7943, 13042, 13066, 15886, 23491, 26084, 26132, 31772, 46982, 84773, 84929, 93964, 169546, 169858, 306487, 339092, 339716, 612974, 906419, 1102049, 1104077, 1225948, 1812838, 2204098, 2208154, 3625676, 3984331, 4408196, 4416308, 7968662, 11783447, 15937324, 23566894, 42601693, 47133788, 51796303, 85203386, 103592606, 153184811, 170406772, 207185212, 306369622, 553822009, 612739244, 1107644018, 2215288036, 7199686117, 14399372234, 28798744468]

約数ペア:

[(1, 28798744468), (2, 14399372234), (4, 7199686117), (13, 2215288036), (26, 1107644018), (47, 612739244), (52, 553822009), (94, 306369622), (139, 207185212), (169, 170406772), (188, 153184811), (278, 103592606), (338, 85203386), (556, 51796303), (611, 47133788), (676, 42601693), (1222, 23566894), (1807, 15937324), (2444, 11783447), (3614, 7968662), (6521, 4416308), (6533, 4408196), (7228, 3984331), (7943, 3625676), (13042, 2208154), (13066, 2204098), (15886, 1812838), (23491, 1225948), (26084, 1104077), (26132, 1102049), (31772, 906419), (46982, 612974), (84773, 339716), (84929, 339092), (93964, 306487), (169546, 169858)]