72167876

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{337}}^1$

素因数の和:540

約数の個数: 48

約数和(自身を含む): 143549952

約数和(自身を除く): 71382076

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 157, 314, 337, 341, 628, 674, 682, 1348, 1364, 1727, 3454, 3707, 4867, 6908, 7414, 9734, 10447, 14828, 19468, 20894, 41788, 52909, 53537, 105818, 107074, 114917, 211636, 214148, 229834, 459668, 581999, 1163998, 1640179, 2327996, 3280358, 6560716, 18041969, 36083938, 72167876]

約数ペア:

[(1, 72167876), (2, 36083938), (4, 18041969), (11, 6560716), (22, 3280358), (31, 2327996), (44, 1640179), (62, 1163998), (124, 581999), (157, 459668), (314, 229834), (337, 214148), (341, 211636), (628, 114917), (674, 107074), (682, 105818), (1348, 53537), (1364, 52909), (1727, 41788), (3454, 20894), (3707, 19468), (4867, 14828), (6908, 10447), (7414, 9734)]