28790825820757

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{2455987}}^1$

素因数の和:2456271

約数の個数: 64

約数和(自身を含む): 39610174464000

約数和(自身を除く): 10819348643243

約数列:

[1, 7, 11, 13, 49, 77, 91, 143, 239, 343, 539, 637, 1001, 1673, 2629, 3107, 3773, 4459, 7007, 11711, 18403, 21749, 34177, 49049, 81977, 128821, 152243, 239239, 901747, 1065701, 1674673, 2455987, 11722711, 17191909, 27015857, 31927831, 120343363, 189110999, 223494817, 351206141, 586980893, 842403541, 1323776993, 1564463719, 2458442987, 4108866251, 6456789823, 7630751609, 9266438951, 10951246033, 17209100909, 28762063757, 45197528761, 53415261263, 83938267699, 120463706363, 201334446299, 316382701327, 373906828841, 587567873893, 2214678909289, 2617347801887, 4112975117251, 28790825820757]

約数ペア:

[(1, 28790825820757), (7, 4112975117251), (11, 2617347801887), (13, 2214678909289), (49, 587567873893), (77, 373906828841), (91, 316382701327), (143, 201334446299), (239, 120463706363), (343, 83938267699), (539, 53415261263), (637, 45197528761), (1001, 28762063757), (1673, 17209100909), (2629, 10951246033), (3107, 9266438951), (3773, 7630751609), (4459, 6456789823), (7007, 4108866251), (11711, 2458442987), (18403, 1564463719), (21749, 1323776993), (34177, 842403541), (49049, 586980893), (81977, 351206141), (128821, 223494817), (152243, 189110999), (239239, 120343363), (901747, 31927831), (1065701, 27015857), (1674673, 17191909), (2455987, 11722711)]