56387916

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1697}}^1$

素因数の和:1791

約数の個数: 72

約数和(自身を含む): 155754144

約数和(自身を除く): 99366228

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, 1697, 1846, 2556, 2769, 3394, 3692, 5091, 5538, 6788, 8307, 10182, 11076, 15273, 16614, 20364, 22061, 30546, 33228, 44122, 61092, 66183, 88244, 120487, 132366, 198549, 240974, 264732, 361461, 397098, 481948, 722922, 794196, 1084383, 1445844, 1566331, 2168766, 3132662, 4337532, 4698993, 6265324, 9397986, 14096979, 18795972, 28193958, 56387916]

約数ペア:

[(1, 56387916), (2, 28193958), (3, 18795972), (4, 14096979), (6, 9397986), (9, 6265324), (12, 4698993), (13, 4337532), (18, 3132662), (26, 2168766), (36, 1566331), (39, 1445844), (52, 1084383), (71, 794196), (78, 722922), (117, 481948), (142, 397098), (156, 361461), (213, 264732), (234, 240974), (284, 198549), (426, 132366), (468, 120487), (639, 88244), (852, 66183), (923, 61092), (1278, 44122), (1697, 33228), (1846, 30546), (2556, 22061), (2769, 20364), (3394, 16614), (3692, 15273), (5091, 11076), (5538, 10182), (6788, 8307)]