121979988

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3671}}^1$

素因数の和:3765

約数の個数: 72

約数和(自身を含む): 336825216

約数和(自身を除く): 214845228

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 71, 78, 117, 142, 156, 213, 234, 284, 426, 468, 639, 852, 923, 1278, 1846, 2556, 2769, 3671, 3692, 5538, 7342, 8307, 11013, 11076, 14684, 16614, 22026, 33039, 33228, 44052, 47723, 66078, 95446, 132156, 143169, 190892, 260641, 286338, 429507, 521282, 572676, 781923, 859014, 1042564, 1563846, 1718028, 2345769, 3127692, 3388333, 4691538, 6776666, 9383076, 10164999, 13553332, 20329998, 30494997, 40659996, 60989994, 121979988]

約数ペア:

[(1, 121979988), (2, 60989994), (3, 40659996), (4, 30494997), (6, 20329998), (9, 13553332), (12, 10164999), (13, 9383076), (18, 6776666), (26, 4691538), (36, 3388333), (39, 3127692), (52, 2345769), (71, 1718028), (78, 1563846), (117, 1042564), (142, 859014), (156, 781923), (213, 572676), (234, 521282), (284, 429507), (426, 286338), (468, 260641), (639, 190892), (852, 143169), (923, 132156), (1278, 95446), (1846, 66078), (2556, 47723), (2769, 44052), (3671, 33228), (3692, 33039), (5538, 22026), (7342, 16614), (8307, 14684), (11013, 11076)]