239975502

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{1321}}^1$

素因数の和:1493

約数の個数: 64

約数和(自身を含む): 551686464

約数和(自身を除く): 311710962

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 137, 221, 274, 411, 442, 663, 822, 1321, 1326, 1781, 2329, 2642, 3562, 3963, 4658, 5343, 6987, 7926, 10686, 13974, 17173, 22457, 30277, 34346, 44914, 51519, 60554, 67371, 90831, 103038, 134742, 180977, 181662, 291941, 361954, 542931, 583882, 875823, 1085862, 1751646, 2352701, 3076609, 4705402, 6153218, 7058103, 9229827, 14116206, 18459654, 39995917, 79991834, 119987751, 239975502]

約数ペア:

[(1, 239975502), (2, 119987751), (3, 79991834), (6, 39995917), (13, 18459654), (17, 14116206), (26, 9229827), (34, 7058103), (39, 6153218), (51, 4705402), (78, 3076609), (102, 2352701), (137, 1751646), (221, 1085862), (274, 875823), (411, 583882), (442, 542931), (663, 361954), (822, 291941), (1321, 181662), (1326, 180977), (1781, 134742), (2329, 103038), (2642, 90831), (3562, 67371), (3963, 60554), (4658, 51519), (5343, 44914), (6987, 34346), (7926, 30277), (10686, 22457), (13974, 17173)]