72999916

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{491}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 145474560

約数和(自身を除く): 72474644

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 109, 124, 218, 341, 436, 491, 682, 982, 1199, 1364, 1964, 2398, 3379, 4796, 5401, 6758, 10802, 13516, 15221, 21604, 30442, 37169, 53519, 60884, 74338, 107038, 148676, 167431, 214076, 334862, 588709, 669724, 1177418, 1659089, 2354836, 3318178, 6636356, 18249979, 36499958, 72999916]

約数ペア:

[(1, 72999916), (2, 36499958), (4, 18249979), (11, 6636356), (22, 3318178), (31, 2354836), (44, 1659089), (62, 1177418), (109, 669724), (124, 588709), (218, 334862), (341, 214076), (436, 167431), (491, 148676), (682, 107038), (982, 74338), (1199, 60884), (1364, 53519), (1964, 37169), (2398, 30442), (3379, 21604), (4796, 15221), (5401, 13516), (6758, 10802)]