28907190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{797}}^1$

素因数の和:854

約数の個数: 96

約数和(自身を含む): 83655936

約数和(自身を除く): 54748746

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 31, 39, 45, 62, 65, 78, 90, 93, 117, 130, 155, 186, 195, 234, 279, 310, 390, 403, 465, 558, 585, 797, 806, 930, 1170, 1209, 1395, 1594, 2015, 2391, 2418, 2790, 3627, 3985, 4030, 4782, 6045, 7173, 7254, 7970, 10361, 11955, 12090, 14346, 18135, 20722, 23910, 24707, 31083, 35865, 36270, 49414, 51805, 62166, 71730, 74121, 93249, 103610, 123535, 148242, 155415, 186498, 222363, 247070, 310830, 321191, 370605, 444726, 466245, 642382, 741210, 932490, 963573, 1111815, 1605955, 1927146, 2223630, 2890719, 3211910, 4817865, 5781438, 9635730, 14453595, 28907190]

約数ペア:

[(1, 28907190), (2, 14453595), (3, 9635730), (5, 5781438), (6, 4817865), (9, 3211910), (10, 2890719), (13, 2223630), (15, 1927146), (18, 1605955), (26, 1111815), (30, 963573), (31, 932490), (39, 741210), (45, 642382), (62, 466245), (65, 444726), (78, 370605), (90, 321191), (93, 310830), (117, 247070), (130, 222363), (155, 186498), (186, 155415), (195, 148242), (234, 123535), (279, 103610), (310, 93249), (390, 74121), (403, 71730), (465, 62166), (558, 51805), (585, 49414), (797, 36270), (806, 35865), (930, 31083), (1170, 24707), (1209, 23910), (1395, 20722), (1594, 18135), (2015, 14346), (2391, 12090), (2418, 11955), (2790, 10361), (3627, 7970), (3985, 7254), (4030, 7173), (4782, 6045)]