42928039

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:295

約数の個数: 32

約数和(自身を含む): 55696896

約数和(自身を除く): 12768857

約数列:

[1, 7, 11, 53, 67, 77, 157, 371, 469, 583, 737, 1099, 1727, 3551, 4081, 5159, 8321, 10519, 12089, 24857, 39061, 58247, 73633, 91531, 115709, 273427, 557507, 640717, 809963, 3902549, 6132577, 42928039]

約数ペア:

[(1, 42928039), (7, 6132577), (11, 3902549), (53, 809963), (67, 640717), (77, 557507), (157, 273427), (371, 115709), (469, 91531), (583, 73633), (737, 58247), (1099, 39061), (1727, 24857), (3551, 12089), (4081, 10519), (5159, 8321)]