215123376

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{344749}}^1$

素因数の和:344773

約数の個数: 40

約数和(自身を含む): 598486000

約数和(自身を除く): 383362624

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 344749, 689498, 1034247, 1378996, 2068494, 2757992, 4136988, 4481737, 5515984, 8273976, 8963474, 13445211, 16547952, 17926948, 26890422, 35853896, 53780844, 71707792, 107561688, 215123376]

約数ペア:

[(1, 215123376), (2, 107561688), (3, 71707792), (4, 53780844), (6, 35853896), (8, 26890422), (12, 17926948), (13, 16547952), (16, 13445211), (24, 8963474), (26, 8273976), (39, 5515984), (48, 4481737), (52, 4136988), (78, 2757992), (104, 2068494), (156, 1378996), (208, 1034247), (312, 689498), (624, 344749)]