20161953135

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1709}}^1\times {\mathrm{2819}}^1$

素因数の和:4573

約数の個数: 64

約数和(自身を含む): 37034496000

約数和(自身を除く): 16872542865

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 93, 135, 155, 279, 465, 837, 1395, 1709, 2819, 4185, 5127, 8457, 8545, 14095, 15381, 25371, 25635, 42285, 46143, 52979, 76113, 76905, 87389, 126855, 158937, 230715, 262167, 264895, 380565, 436945, 476811, 786501, 794685, 1310835, 1430433, 2359503, 2384055, 3932505, 4817671, 7152165, 11797515, 14453013, 24088355, 43359039, 72265065, 130077117, 149347801, 216795195, 448043403, 650385585, 746739005, 1344130209, 2240217015, 4032390627, 6720651045, 20161953135]

約数ペア:

[(1, 20161953135), (3, 6720651045), (5, 4032390627), (9, 2240217015), (15, 1344130209), (27, 746739005), (31, 650385585), (45, 448043403), (93, 216795195), (135, 149347801), (155, 130077117), (279, 72265065), (465, 43359039), (837, 24088355), (1395, 14453013), (1709, 11797515), (2819, 7152165), (4185, 4817671), (5127, 3932505), (8457, 2384055), (8545, 2359503), (14095, 1430433), (15381, 1310835), (25371, 794685), (25635, 786501), (42285, 476811), (46143, 436945), (52979, 380565), (76113, 264895), (76905, 262167), (87389, 230715), (126855, 158937)]