61398402

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{263}}^1$

素因数の和:395

約数の個数: 64

約数和(自身を含む): 137846016

約数和(自身を除く): 76447614

約数列:

[1, 2, 3, 6, 13, 26, 39, 41, 73, 78, 82, 123, 146, 219, 246, 263, 438, 526, 533, 789, 949, 1066, 1578, 1599, 1898, 2847, 2993, 3198, 3419, 5694, 5986, 6838, 8979, 10257, 10783, 17958, 19199, 20514, 21566, 32349, 38398, 38909, 57597, 64698, 77818, 115194, 116727, 140179, 233454, 249587, 280358, 420537, 499174, 748761, 787159, 841074, 1497522, 1574318, 2361477, 4722954, 10233067, 20466134, 30699201, 61398402]

約数ペア:

[(1, 61398402), (2, 30699201), (3, 20466134), (6, 10233067), (13, 4722954), (26, 2361477), (39, 1574318), (41, 1497522), (73, 841074), (78, 787159), (82, 748761), (123, 499174), (146, 420537), (219, 280358), (246, 249587), (263, 233454), (438, 140179), (526, 116727), (533, 115194), (789, 77818), (949, 64698), (1066, 57597), (1578, 38909), (1599, 38398), (1898, 32349), (2847, 21566), (2993, 20514), (3198, 19199), (3419, 17958), (5694, 10783), (5986, 10257), (6838, 8979)]