387573992

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{307}}^1$

素因数の和:586

約数の個数: 64

約数和(自身を含む): 802032000

約数和(自身を除く): 414458008

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 104, 122, 199, 244, 307, 398, 488, 614, 793, 796, 1228, 1586, 1592, 2456, 2587, 3172, 3991, 5174, 6344, 7982, 10348, 12139, 15964, 18727, 20696, 24278, 31928, 37454, 48556, 61093, 74908, 97112, 122186, 149816, 157807, 243451, 244372, 315614, 486902, 488744, 631228, 794209, 973804, 1262456, 1588418, 1947608, 3176836, 3726673, 6353672, 7453346, 14906692, 29813384, 48446749, 96893498, 193786996, 387573992]

約数ペア:

[(1, 387573992), (2, 193786996), (4, 96893498), (8, 48446749), (13, 29813384), (26, 14906692), (52, 7453346), (61, 6353672), (104, 3726673), (122, 3176836), (199, 1947608), (244, 1588418), (307, 1262456), (398, 973804), (488, 794209), (614, 631228), (793, 488744), (796, 486902), (1228, 315614), (1586, 244372), (1592, 243451), (2456, 157807), (2587, 149816), (3172, 122186), (3991, 97112), (5174, 74908), (6344, 61093), (7982, 48556), (10348, 37454), (12139, 31928), (15964, 24278), (18727, 20696)]